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2010-07-14 Joel Sherrill <joel.sherrill@oarcorp.com>

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* support/include/test_support.h, support/src/test_support.c: Add
	Allocate_majority_of_heap().
This commit is contained in:
Joel Sherrill
2010-07-14 16:03:57 +00:00
parent 16d1bd349b
commit be8bdff62b
3 changed files with 34 additions and 3 deletions
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5
testsuites/ChangeLog
View File

@@ -1,3 +1,8 @@
2010-07-14 Joel Sherrill <joel.sherrill@oarcorp.com>
* support/include/test_support.h, support/src/test_support.c: Add
Allocate_majority_of_heap().
2010-06-25 Joel Sherrill <joel.sherrilL@OARcorp.com> 2010-06-25 Joel Sherrill <joel.sherrilL@OARcorp.com>
* support/src/tmtests_support.c: Fix warning. * support/src/tmtests_support.c: Fix warning.

13
testsuites/support/include/test_support.h
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@@ -1,5 +1,5 @@
/* /*
* COPYRIGHT (c) 1989-2009. * COPYRIGHT (c) 1989-2010.
* On-Line Applications Research Corporation (OAR). * On-Line Applications Research Corporation (OAR).
* *
* The license and distribution terms for this file may be * The license and distribution terms for this file may be
@@ -17,7 +17,7 @@ extern "C" {
#endif #endif
/* /*
* Allocate a number of small blocks from the heap * Allocate a number of small blocks from the workspace
* until the largest free block of memory available is * until the largest free block of memory available is
* smaller than smallest. * smaller than smallest.
* *
@@ -25,6 +25,15 @@ extern "C" {
*/ */
void Allocate_majority_of_workspace( int smallest ); void Allocate_majority_of_workspace( int smallest );
/*
* Allocate a number of small blocks from the heap
* until the largest free block of memory available is
* smaller than smallest.
*
* NOTE: The memory CANNOT be freed.
*/
void Allocate_majority_of_heap( int smallest );
/* /*
* Return a pointer to the POSIX name that is slightly * Return a pointer to the POSIX name that is slightly
* beyond the legal limit. * beyond the legal limit.

19
testsuites/support/src/test_support.c
View File

@@ -1,5 +1,5 @@
/* /*
* COPYRIGHT (c) 1989-2009. * COPYRIGHT (c) 1989-2010.
* On-Line Applications Research Corporation (OAR). * On-Line Applications Research Corporation (OAR).
* *
* The license and distribution terms for this file may be * The license and distribution terms for this file may be
@@ -12,6 +12,7 @@
#include <fcntl.h> #include <fcntl.h>
#include <tmacros.h> #include <tmacros.h>
#include "test_support.h" #include "test_support.h"
#include <rtems/libcsupport.h>
static char Too_Long_Name[PATH_MAX + 2]; static char Too_Long_Name[PATH_MAX + 2];
static char Longest_Name[PATH_MAX + 1]; static char Longest_Name[PATH_MAX + 1];
@@ -58,3 +59,19 @@ void Allocate_majority_of_workspace( int smallest )
} while ( info.Free.largest >= smallest ); } while ( info.Free.largest >= smallest );
} }
void Allocate_majority_of_heap( int smallest )
{
size_t size;
void *temp;
puts("Allocate_majority_of_heap: ");
size = malloc_free_space();
do {
temp = malloc( size-16 );
if (!temp)
perror("Unable to allocate from workspace");
size = malloc_free_space();
} while ( size >= smallest );
}